Subject to changes in line with technical progress.
39
3059570
Assembly
Valves and actuators must be installed professionally. Please note here whether a 2-way or 3-way valve version is
to be set up.
For the electrical connection of the actuator, see the circuit diagram.
Requirements for water
Maximum working pressure
Maximum hot water flow temperature
free of corroding properties
free of oxygen
free of carbon dioxide
16 bar
120 °C
2-way valve and 3-way valve versions
3-way valve
2-way valve
1
3
2
5
4
5
1
2
5
3
4
5
Fig. 26 2-way valve and 3-way valve connection versions
1
PWW heater
4
Valve
2
Frost monitor
5
Recirculation pump (on-site)
3
Valve actuator
Counterflow principle for heat exchanger connection
6
7
8
9
8
9
6
7
9
8
7
6
7
6
9
8
Fig. 27
Counterflow principle for heat exchanger connection
6
Air inlet
8
Media inlet
7
Air outlet
9
Media outlet
Step
Action
1
Connect the heat exchanger using the counterflow principle (water flow direction opposite the air flow direction in the
unit).
2
Connect the pre flow up or down depending on the air direction.
3
Carefully vent the heat exchanger.
4
Check all of the piping for leaks.
